How severe is CVE-2026-7691?

CVE-2026-7691 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-7691 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-7691?

CVE-2026-7691 affects Wavlink Wl-wn570ha1 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-7691?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-7691 have an EU (EUVD) identifier?

Yes. CVE-2026-7691 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26830.

When was CVE-2026-7691 published?

CVE-2026-7691 was published on 2026-05-03 and last updated on 2026-06-17.

CVE-2026-7691

CVE-2026-7691 is a medium-severity vulnerability in Wavlink Wl-wn570ha1 Firmware with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26830
Weakness: CWE-74
Affected product: Wavlink Wl-wn570ha1 Firmware
Published: 2026-05-03
Last modified: 2026-06-17

Description

A security vulnerability has been detected in Wavlink WL-WN570HA1 R70HA1 V1410_221110. Impacted is the function set_sys_cmd of the file /cgi-bin/adm.cgi. Such manipulation of the argument command leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Once again the vendors acted very professional and confirms, "that the WN570HA1 firmware version R70HA1 V1410_221110 has been removed from our website." This vulnerability only affects products that are no longer supported by the maintainer.

Frequently asked questions

What is CVE-2026-7691?: A security vulnerability has been detected in Wavlink WL-WN570HA1 R70HA1 V1410_221110. Impacted is the function set_sys_cmd of the file /cgi-bin/adm.cgi. Such manipulation of the argument command leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Once again the vendors acted very professional and confirms, "that the WN570HA1 firmware version R70HA1 V1410_221110 has been removed from our website." This vulnerability only affects products that are no longer supported by the maintainer.
How severe is CVE-2026-7691?: CVE-2026-7691 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-7691 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-7691?: CVE-2026-7691 affects Wavlink Wl-wn570ha1 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-7691?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-7691 have an EU (EUVD) identifier?: Yes. CVE-2026-7691 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26830.
When was CVE-2026-7691 published?: CVE-2026-7691 was published on 2026-05-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:wavlink:wl-wn570ha1_firmware:r70ha1_v1410_221110:*:*:*:*:*:*:*

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CVE-2026-7692 — Medium (CVSS 6.3): A vulnerability was detected in Wavlink WL-WN570HA1 R70HA1 V1410_221110. The affected element is the function ping_ddns…
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